Linus Nielsen Feltzing wrote:
> Andreas Stemmer wrote:
> > I had the idea to rewire it from pin PB10/Rx1 to
> > PB8/Rx0.
>
> You can't. Serial port 0 is used to transfer MP3 data to the MAS.

Oh, I overlooked that it's not possible to have different settings for
TxD and RxD.

> > However, there's a trace going to pin PB8, coming from
> > somewhere on the other side of the pcb.
>
> I think it goes to the MAS as well, for no apparent reason. I would like
> you to trace it for me and tell me if it really goes there. Do you have
> a Recorder or a Player?

I have a recorder 20. I'll have to take the two boards apart to follow
the trace, but it shouldn't be a problem. I'll tell you as soon as I
have more info.